/*

 * Copyright 2008-2009 Katholieke Universiteit Leuven

 *

 * Use of this software is governed by the MIT license

 *

 * Written by Sven Verdoolaege, K.U.Leuven, Departement

 * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium

 */

#ifndef ISL_DEPRECATED_INT_H

#define ISL_DEPRECATED_INT_H

#include <isl/hash.h>

#include <string.h>

#include <gmp.h>

#if defined(__cplusplus)

#include <iostream>

#endif

#if defined(__cplusplus)

extern "C" {

#endif

#ifndef mp_get_memory_functions

void mp_get_memory_functions(

		void *(**alloc_func_ptr) (size_t),

		void *(**realloc_func_ptr) (void *, size_t, size_t),

		void (**free_func_ptr) (void *, size_t));

#endif

/* isl_int is the basic integer type.  It currently always corresponds

 * to a gmp mpz_t, but in the future, different types such as long long

 * or cln::cl_I will be supported.

 */

typedef mpz_t	isl_int;

#define isl_int_init(i)		mpz_init(i)

#define isl_int_clear(i)	mpz_clear(i)

#define isl_int_set(r,i)	mpz_set(r,i)

#define isl_int_set_gmp(r,i)	mpz_set(r,i)

#define isl_int_set_si(r,i)	mpz_set_si(r,i)

#define isl_int_set_ui(r,i)	mpz_set_ui(r,i)

#define isl_int_get_gmp(i,g)	mpz_set(g,i)

#define isl_int_get_si(r)	mpz_get_si(r)

#define isl_int_get_ui(r)	mpz_get_ui(r)

#define isl_int_get_d(r)	mpz_get_d(r)

#define isl_int_get_str(r)	mpz_get_str(0, 10, r)

typedef void (*isl_int_print_gmp_free_t)(void *, size_t);

#define isl_int_free_str(s)					\

	do {								\

		isl_int_print_gmp_free_t gmp_free;			\

		mp_get_memory_functions(NULL, NULL, &gmp_free);		\

		(*gmp_free)(s, strlen(s) + 1);				\

	} while (0)

#define isl_int_abs(r,i)	mpz_abs(r,i)

#define isl_int_neg(r,i)	mpz_neg(r,i)

#define isl_int_swap(i,j)	mpz_swap(i,j)

#define isl_int_swap_or_set(i,j)	mpz_swap(i,j)

#define isl_int_add_ui(r,i,j)	mpz_add_ui(r,i,j)

#define isl_int_sub_ui(r,i,j)	mpz_sub_ui(r,i,j)

#define isl_int_add(r,i,j)	mpz_add(r,i,j)

#define isl_int_sub(r,i,j)	mpz_sub(r,i,j)

#define isl_int_mul(r,i,j)	mpz_mul(r,i,j)

#define isl_int_mul_2exp(r,i,j)	mpz_mul_2exp(r,i,j)

#define isl_int_mul_ui(r,i,j)	mpz_mul_ui(r,i,j)

#define isl_int_pow_ui(r,i,j)	mpz_pow_ui(r,i,j)

#define isl_int_addmul(r,i,j)	mpz_addmul(r,i,j)

#define isl_int_submul(r,i,j)	mpz_submul(r,i,j)

#define isl_int_gcd(r,i,j)	mpz_gcd(r,i,j)

#define isl_int_lcm(r,i,j)	mpz_lcm(r,i,j)

#define isl_int_divexact(r,i,j)	mpz_divexact(r,i,j)

#define isl_int_divexact_ui(r,i,j)	mpz_divexact_ui(r,i,j)

#define isl_int_tdiv_q(r,i,j)	mpz_tdiv_q(r,i,j)

#define isl_int_cdiv_q(r,i,j)	mpz_cdiv_q(r,i,j)

#define isl_int_fdiv_q(r,i,j)	mpz_fdiv_q(r,i,j)

#define isl_int_fdiv_r(r,i,j)	mpz_fdiv_r(r,i,j)

#define isl_int_fdiv_q_ui(r,i,j)	mpz_fdiv_q_ui(r,i,j)

#define isl_int_read(r,s)	mpz_set_str(r,s,10)

#define isl_int_print(out,i,width)					\

	do {								\

		char *s;						\

		s = mpz_get_str(0, 10, i);				\

		fprintf(out, "%*s", width, s);				\

		isl_int_free_str(s);                                        \

	} while (0)

#define isl_int_sgn(i)		mpz_sgn(i)

#define isl_int_cmp(i,j)	mpz_cmp(i,j)

#define isl_int_cmp_si(i,si)	mpz_cmp_si(i,si)

#define isl_int_eq(i,j)		(mpz_cmp(i,j) == 0)

#define isl_int_ne(i,j)		(mpz_cmp(i,j) != 0)

#define isl_int_lt(i,j)		(mpz_cmp(i,j) < 0)

#define isl_int_le(i,j)		(mpz_cmp(i,j) <= 0)

#define isl_int_gt(i,j)		(mpz_cmp(i,j) > 0)

#define isl_int_ge(i,j)		(mpz_cmp(i,j) >= 0)

#define isl_int_abs_eq(i,j)	(mpz_cmpabs(i,j) == 0)

#define isl_int_abs_ne(i,j)	(mpz_cmpabs(i,j) != 0)

#define isl_int_abs_lt(i,j)	(mpz_cmpabs(i,j) < 0)

#define isl_int_abs_gt(i,j)	(mpz_cmpabs(i,j) > 0)

#define isl_int_abs_ge(i,j)	(mpz_cmpabs(i,j) >= 0)

#define isl_int_is_zero(i)	(isl_int_sgn(i) == 0)

#define isl_int_is_one(i)	(isl_int_cmp_si(i,1) == 0)

#define isl_int_is_negone(i)	(isl_int_cmp_si(i,-1) == 0)

#define isl_int_is_pos(i)	(isl_int_sgn(i) > 0)

#define isl_int_is_neg(i)	(isl_int_sgn(i) < 0)

#define isl_int_is_nonpos(i)	(isl_int_sgn(i) <= 0)

#define isl_int_is_nonneg(i)	(isl_int_sgn(i) >= 0)

#define isl_int_is_divisible_by(i,j)	mpz_divisible_p(i,j)

uint32_t isl_gmp_hash(mpz_t v, uint32_t hash);

#define isl_int_hash(v,h)	isl_gmp_hash(v,h)

#if defined(__cplusplus)

}

#endif

#if defined(__cplusplus)

extern "C" { typedef void (*isl_gmp_free_t)(void *, size_t); }

static inline std::ostream &operator<<(std::ostream &os, isl_int i)

{

	char *s;

	s = mpz_get_str(0, 10, i);

	os << s;

	isl_int_free_str(s);

	return os;

}

#endif

#endif